Andrew R. Adams runs the Mairs & Power Growth Fund with a playbook that famously leans on "Home-Field Advantage." The firm is known for backing companies right in their Upper Midwest backyard, which explains the sticky positions in local heavyweights like UnitedHealth (UNH), Ecolab (ECL), and Hormel Foods (HRL).
But don't get it twisted—Adams isn't just playing local. He’s fully aboard the AI hype train, allocating a massive chunk of the fund to Microsoft (MSFT) and Nvidia (NVDA), which together command over 20% of the entire book. It’s a strategy that mixes Midwest durability with Silicon Valley explosive growth.
Data Snapshot
- Portfolio Value: ~$5.68 Billion (Estimated Reported Value)
- Top 5 Assets:
- Microsoft Corp (MSFT) — 11.22%
- Nvidia Corp (NVDA) — 10.92%
- Amazon.com Inc (AMZN) — 6.47%
- JPMorgan Chase & Co (JPM) — 5.30%
- UnitedHealth Group Inc (UNH) — 4.31%
- Top Sector: Technology & Industrials/Healthcare (Midwest Focus)
Portfolio
Update at 31 Desember 2025, from Valuesider
| Ticker | Stock | % of Portfolio | Shares* | Reported Price* | % difference Current Price | Value |
|---|---|---|---|---|---|---|
| LNT | ALLIANT ENERGY CORP | 2.31% | 1,948,000 | $67.41 | 🔴 -2.92% ($65.44) | $131,314,680 |
| GOOG | ALPHABET INC-CL C | 3.05% | 710,145 | $243.55 | 🟢 29.08% ($314.37) | $172,955,814 |
| AMZN | AMAZONCOM INC | 6.47% | 1,672,000 | $219.57 | 🟢 5.78% ($232.26) | $367,121,040 |
| AAPL | APPLE INC | 3.43% | 763,800 | $254.63 | 🟢 7.45% ($273.59) | $194,486,394 |
| TECH | BIO-TECHNE CORP | 1.42% | 1,453,800 | $55.63 | 🟢 6.26% ($59.11) | $80,874,894 |
| CASY | CASEY'S GENERAL STORES INC | 0.43% | 42,748 | $565.32 | 🟢 0.28% ($566.90) | $24,166,299 |
| CHRW | CH ROBINSON WORLDWIDE INC | 1.22% | 525,000 | $132.40 | 🟢 23.69% ($163.76) | $69,510,000 |
| CLFD | CLEARFIELD INC | 0.27% | 440,447 | $34.38 | 🔴 -13.06% ($29.89) | $15,142,567 |
| CGNX | COGNEX CORP | 0.26% | 325,000 | $45.30 | 🔴 -19.82% ($36.32) | $14,722,500 |
| ECL | ECOLAB INC | 1.34% | 278,015 | $273.86 | 🔴 -3.12% ($265.31) | $76,137,187 |
| LLY | ELI LILLY & CO | 2.05% | 152,539 | $763.00 | 🟢 41.90% ($1,082.70) | $116,387,257 |
| ENTG | ENTEGRIS INC | 1.03% | 632,000 | $92.46 | 🔴 -7.30% ($85.71) | $58,434,720 |
| FAST | FASTENAL CO | 2.06% | 2,383,501 | $49.04 | 🔴 -15.58% ($41.40) | $116,886,889 |
| FGXXX | FIRST AM GOV OBLIG-X | 0.06% | 3,167,642 | $1.00 | 0.00% ($1.00) | $3,167,642 |
| FISV | FISERV INC | 1.98% | 873,395 | $128.93 | 🔴 -47.80% ($67.30) | $112,606,817 |
| GGG | GRACO INC | 3.08% | 2,059,774 | $84.96 | 🔴 -1.81% ($83.42) | $174,998,399 |
| FUL | HB FULLER CO | 1.32% | 1,262,674 | $59.28 | 🟢 2.58% ($60.81) | $74,851,314 |
| HRL | HORMEL FOODS CORP | 0.95% | 2,171,592 | $24.74 | 🔴 -2.26% ($24.18) | $53,725,186 |
| IDA | IDACORP INC | 0.52% | 225,000 | $132.15 | 🔴 -3.33% ($127.75) | $29,733,750 |
| JNJ | JOHNSON & JOHNSON | 1.33% | 405,725 | $185.42 | 🟢 12.21% ($208.06) | $75,229,529 |
| JPM | JPMORGAN CHASE & CO | 5.30% | 953,000 | $315.43 | 🟢 2.82% ($324.34) | $300,604,790 |
| KHC | KRAFT HEINZ CO/THE | 0.92% | 2,015,000 | $26.04 | 🔴 -6.76% ($24.28) | $52,470,600 |
| LFUS | LITTELFUSE INC | 2.04% | 447,254 | $259.01 | 🔴 -0.48% ($257.76) | $115,843,258 |
| MEDP | MEDPACE HOLDINGS INC | 0.45% | 50,000 | $514.16 | 🟢 10.92% ($570.33) | $25,708,000 |
| META | META PLATFORMS INC-CLASS A | 2.59% | 200,000 | $734.38 | 🔴 -10.27% ($658.96) | $146,876,000 |
| MSFT | MICROSOFT CORP | 11.22% | 1,229,855 | $517.95 | 🔴 -5.99% ($486.94) | $637,003,397 |
| MSI | MOTOROLA SOLUTIONS INC | 2.32% | 288,500 | $457.29 | 🔴 -17.46% ($377.47) | $131,928,165 |
| NVT | NVENT ELECTRIC PLC | 2.12% | 1,218,919 | $98.64 | 🔴 -7.58% ($105.68) | $120,234,170 |
| NVDA | NVIDIA CORP | 10.92% | 3,322,802 | $186.58 | 🟢 0.70% ($187.89) | $619,968,397 |
| PANW | PALO ALTO NETWORKS INC | 0.14% | 40,000 | $203.62 | 🔴 -8.19% ($186.94) | $8,144,800 |
| PIPR | PIPER SANDLER COS | 0.77% | 125,500 | $346.99 | 🟢 0.34% ($348.18) | $43,547,245 |
| QCOM | QUALCOMM INC | 0.85% | 291,000 | $166.36 | 🟢 4.57% ($173.97) | $48,410,760 |
| RHHBY | ROCHE HOLDINGS LTD-SPONS ADR | 2.50% | 3,392,509 | $41.81 | - | $141,840,801 |
| ROK | ROCKWELL AUTOMATION INC | 1.54% | 250,000 | $349.53 | 🟢 13.58% ($397.01) | $87,382,500 |
| CRM | SALESFORCECOM INC | 0.67% | 161,277 | $237.00 | 🟢 12.54% ($266.71) | $38,222,649 |
| SHW | SHERWIN-WILLIAMS CO/THE | 1.85% | 304,000 | $346.26 | 🔴 -5.96% ($325.62) | $105,263,040 |
| TSM | TAIWAN SEMICONDUCTOR-SP ADR | 1.88% | 382,000 | $279.29 | - | $106,688,780 |
| TNC | TENNANT CO | 1.12% | 786,000 | $81.06 | 🔴 -7.78% ($74.75) | $63,713,160 |
| TTC | TORO CO | 2.68% | 1,999,523 | $76.20 | 🟢 3.78% ($79.08) | $152,363,652 |
| UNH | UNITEDHEALTH GROUP INC | 4.31% | 708,583 | $345.30 | 🔴 -4.66% ($329.21) | $244,673,709 |
| VZ | VERIZON COMMUNICATIONS INC | 1.87% | 2,421,000 | $43.95 | 🔴 -7.92% ($40.47) | $106,402,950 |
| V | VISA INC-CLASS A SHARES | 2.67% | 444,000 | $341.38 | 🟢 3.98% ($354.96) | $151,572,720 |
| WEC | WEC ENERGY GROUP INC | 2.48% | 1,230,500 | $114.59 | 🔴 -7.78% ($105.68) | $141,002,995 |
| WFC | WELLS FARGO & CO | 1.53% | 1,035,500 | $83.82 | 🟢 12.85% ($94.59) | $86,795,610 |
| WK | WORKIVA INC | 0.66% | 432,857 | $86.08 | 🟢 0.56% ($86.56) | $37,260,330 |
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Update at 31 Desember 2025, from Valuesider



